#include <iostream>
using std::cout;
using std::endl;

namespace wd
{
//int number = 200;

namespace
{
int number = 400;

}

}//end of namespace wd


namespace
{
int number2 = 600;
namespace cpp
{
int number2 = 700;
}//end of namespace cpp
}//end of namespace


void test0(){
    cout << ::cpp::number2 << endl;
}

int main(void){
    test0();
    return 0;
}
